Question

9-11: In her first semester of college, a student of the author took five courses. Her final grades along with the number of credits for each course were: 

A in 3 credit: hour course; B in 4 credit hour course; B in 3 credit hour course; D in 3 cred hour course, and F in 1 credit hour course. 

The grading system assigns quality points to letter grades as follows: A 4 points; B = 3 points; C 2 points; D 1 point; F = 0 points. Compute her grade point average. Use the table below to find your solution: 

Answer 1

9.

Set of Data values represent the weights of the weighted mean:

Ans : (b) Credit hours

10.

Set of data would be used for x are

Ans:

(a) A=4 , B=3 , B=3 ,D=1 , F=0

(Grades and the corresponding points for each of the courses)

11.

	x	w	wx
	4	3	3x4 =12
	3	4	4x3 =12
	3	3	3x3 = 9
	1	3	3x1 = 3
	0	1	1x0 = 0
Total		=14	=36

Ans : (b) 2.57

wa weighted mean

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36 weighted mean 2.5714 2.57 14 Συ